{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000319","491:4910000505","491:4910000504","491:4910000556","491:4910000620","491:4910000817","491:4910000464","491:4910000818","491:4910000457","491:4910000285","491:4910000331","491:4910000136","491:4910000183","491:4910000675","491:4910000693","491:4910000359","491:4910000156","491:4910000022","491:4910000629","491:4910000694","491:4910000097","491:4910000406","491:4910000878","491:4910000614","491:4910000318"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8953307953298555,0.8503745366566162,0.8110192309609636,0.6352278923121497,0.5536758721778944,0.5491774280487361,0.481600810522641,0.4600950790198705,0.45369807633360654,0.38196518211701136,0.3731985088939376,0.37191905913018514,0.3462427909182211,0.33935330074943015,0.3339648891859306,0.3297644541423026,0.3196947992001769,0.3168294214754265,0.3090459206402804,0.3088429623607982,0.30425967642894397,0.2958210654256351,0.295230803966201,0.28940485225581625,0.2853559043318675],"twin_dists":[0.0610719569842365,0.07394373913726908,0.08406070633750827,0.12372499136177999,0.14122031617314387,0.1421913557787408,0.15699668333018768,0.16183029419094422,0.16328310326615056,0.18018659440341295,0.18234718476421632,0.1826645794740379,0.18915496054915223,0.19093877771639944,0.1923475281555824,0.19345428564981954,0.19613958712123702,0.19691231691827438,0.19903157360753163,0.19908723978365822,0.20034997129858986,0.20270412197292761,0.2028702550657533,0.20452066676806038,0.20567937542167944],"n_dims_used":45,"mean_confidence":0.8900775485568576},"coverage":{"mean_confidence":0.8900775485568576,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}